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ISL9237IRZ-TR5700 is listed in the Battery Chargers range at ChipApex. The manufacturer field lists Renesas Electronics Corporation. Its product description is NOTEBOOK BATTERY CHARGER 4X4 QFN. Review the specifications below when checking this part for your BOM.
The ISL9237IRZ-TR5700 is a high-performance notebook battery charger IC from Renesas Electronics Corporation, designed for portable applications. It supports lithium-ion and lithium-polymer battery chemistries with 1 to 3 cells. The device features an output voltage range of 2.4 V to 13.824 V and utilizes a 32-terminal 4x4 mm QFN package. It offers programmable constant-current charging capabilities.
Verify the specific suffix TR5700 against official Renesas documentation to confirm tape-and-reel specifications and marking codes. Ensure compatibility with the required 32-TQFN footprint and thermal requirements during procurement planning.
Select this component for designs requiring a compact 4x4 mm solution for 1-3 cell lithium batteries. Confirm that the programmable current settings meet the target battery specifications and that the 2.4 V to 13.824 V output range aligns with system voltage rails.
This part belongs to the R3 series of battery chargers by Renesas. It is functionally related to other variants like the ISL9237HRZ but distinguished by its specific packaging and reel configuration. It serves as a dedicated charge management solution within the broader power management portfolio.
Direct substitutes include other ISL9237 variants such as ISL9237HRZ or ISL9237IRZR5700, provided the pinout and electrical characteristics match the original design requirements without modification.
It supports Lithium-ion and Lithium Polymer battery types.
The device is designed for 1 to 3 cell configurations.
Explore related parts through Power Management (PMIC), Integrated Circuits (ICs), all product categories, ChipApex homepage.

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